Join us for a weekend of high-altitude racing, scenic views, and serious endurance. Set against the stunning backdrop of Donner Lake and the Sierra Nevada, this iconic California triathlon offers a challenging and rewarding experience for athletes of all levels.

Choose from a variety of race formats including Half (70.3), Olympic, Sprint, Kids Triathlon, Aquabike, and Duathlon. Whether you’re chasing a PR or just soaking in the mountain vibes, this event delivers one of the most beautiful and memorable race courses in the region.

What to Expect

• Open water swim in Donner Lake
• Bike and run courses with lake views and mountain terrain
• Multiple race distances for all experience levels
• Family-friendly events including a Kids Triathlon
• A welcoming race atmosphere with strong local support

Race Options

• Half Triathlon (70.3)
• Olympic Triathlon
• Sprint Triathlon
• Kids Triathlon (ages 4–12)
• Aquabike
• Duathlon

Good to Know

• Advanced registration required
• Spectators welcome
• Arrive early for parking and race-day logistics
• High elevation conditions may impact performance